netapi32: Improve stub for NetLocalGroupGetMembers a bit to return current user.

dlls/netapi32/local_group.c

@@ -166,6 +166,39 @@ NET_API_STATUS WINAPI NetLocalGroupGetMembers(
     FIXME("(%s %s %d %p %d, %p %p %p) stub!\n", debugstr_w(servername),
           debugstr_w(localgroupname), level, bufptr, prefmaxlen, entriesread,
           totalentries, resumehandle);
+
+    if (level == 3)
+    {
+        WCHAR userName[MAX_COMPUTERNAME_LENGTH + 1];
+        DWORD userNameLen;
+        DWORD len,needlen;
+        PLOCALGROUP_MEMBERS_INFO_3 ptr;
+
+        /* still a stub,  current user is belonging to all groups */
+
+        *totalentries = 1;
+        *entriesread = 0;
+
+        userNameLen = MAX_COMPUTERNAME_LENGTH + 1;
+        GetUserNameW(userName,&userNameLen);
+        needlen = sizeof(LOCALGROUP_MEMBERS_INFO_3) +
+             (userNameLen+2) * sizeof(WCHAR);
+        if (prefmaxlen != MAX_PREFERRED_LENGTH)
+            len = min(prefmaxlen,needlen);
+        else
+            len = needlen;
+
+        NetApiBufferAllocate(len, (LPVOID *) bufptr);
+        if (len < needlen)
+            return ERROR_MORE_DATA;
+
+        ptr = (PLOCALGROUP_MEMBERS_INFO_3)*bufptr;
+        ptr->lgrmi3_domainandname = (LPWSTR)(*bufptr+sizeof(LOCALGROUP_MEMBERS_INFO_3));
+        lstrcpyW(ptr->lgrmi3_domainandname,userName);
+
+        *entriesread = 1;
+    }
+
     return NERR_Success;
 }